Stocks that moved substantially or traded heavily Friday on the New York Stock Exchange and Nasdaq Stock Market:
Global Payments Inc., down $4.73 at $47.50
The Wall Street Journal reported that the credit card transaction processor is responsible for a cardholder security breach.
Best Buy Co. Inc., down $1.09 at $23.68
Shares of the electronics retailer continued to fall a day after it saying that it will close 50 of its U.S. big box stores in 2013.
Gap Inc., up 4 cents at $26.14
A Janney Capital Markets analyst raised the retailer's stock rating to "Buy," saying that its spring lineup is driving sales.
Research In Motion Ltd., up 97 cents at $14.70
The BlackBerry maker said it will focus its business on its corporate customers after failing to win over high-end consumers.
Finish Line Inc., down $4.12 at $21.22
The sneaker and athletic clothing retailer's fourth-quarter profit rose, but its first-quarter outlook was below expectations.
Xyratex Ltd., down $1.91 at $15.91
The data storage provider said that its first-quarter net income more than doubled, but its revenue fell short of expectations.
ImmunoGen Inc., up 65 cents at $14.39
Drug makers ImmunoGen and Genentech said their experimental breast cancer treatment. T-DM1, worked in a late-stage clinical trial.
Vivus Inc., up $1.08 at $22.36
A Brean Murray Carret & Co. analyst upgraded the biopharmaceutical company's stock to a "Buy" rating from "Hold."